Home / 14,861.26-20,508.35-8,146.88

Finding the Fourth Proportional to 14,861.26, 20,508.35 and 8,146.88

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Solution

The fourth proportional to 14,861.26, 20,508.35 and 8,146.88 is: 11,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.26 : 20,508.35 = 8,146.88 : x
  2. Step 2: Convert to fraction form
    14,861.26/20,508.35 = 8,146.88/x
  3. Step 3: Cross multiply
    14,861.26x = 20,508.35 × 8,146.88
  4. Step 4: Simplify right side
    14,861.26x = 167,079,000.08
  5. Step 5: Solve for x
    x = 167,079,000.08/14,861.26
  6. Step 6: Final answer
    x = 11,242.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.